inject

transitive verbin·ject \in-ˈjekt\(Medical Dictionary)

Medical Definition of INJECT

1

: to force a fluid into (a vessel, cavity, or tissue) for preserving, hardening, or coloring structures

2

: to introduce (as by injection or gravity flow) a fluid into (a living body) especially for the purpose of restoring fluid balance, treating nutritional deficiencies or disease, or relieving pain; also: to treat (an individual) with injections